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• AQUEOS solution d rodicum coride salonsulphate & Calcium chloride are tollten in thereparate test tubes. Usina avue as varSodium sulphate ​

Answer»

ong>EXPLANATION:

When we react Barium Chloride and Sodium Chloride Or Barium Chloride and Calcium chloride, no changes take place as there is no EXCHANGE of ion (CL-). When we react Barium chloride with Sodium Sulphate, exchange of ions takes place. It form an insoluble PRECIPITATE (BaSO4).

Reaction:

BaCl2 + NaSO4 ---> BaSO4 + NaCl



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